Most of the time, all technical issues can be solved by simply providing some details of the problem. Many times, it is just a simply oversight by not turning the power on etc…
If the issue cannot be addressed via email, we suggest that you
see a local bike/scooter shop,
call a handyman
check with https://www.velofix.com/
check with https://www.acehandymanservices.com/
Of course, you may also email us for a Service Form to support@etrikers.com, so we can repair it according to the warranty.